Uncategorized Upstream Posted by Elizabeth Beeli on February 2, 2026 A ripe tomato from China is hard pressed to make it to LA before it’s spoiled. What if you picked it before it’s ripe? Then it’s no longer red. What if you could make it red? Enter ethylene gas. Share this: Share on X (Opens in new window) X Share on Facebook (Opens in new window) Facebook Like Loading...